About the Business Jansen Heating & Air Conditioning is Cincinnati’s premier heating and cooling company, with an A+ rating with the Better Business Bureau and an Angie’s List Super Service Award nine years running. All Jansen technicians are NATE-certified, background-checked and drug-screened, and the company offers extensive warranties on installations and repairs. Trust Jansen for all your heating and cooling needs, including: Air conditioning repair: Every air conditioning repair by Jansen is backed by a 100% ... read full review »